“That’s it,” Annabeth said. “You know Greek?” “No,” Rachel said. She pulled a big blue plastic hairbrush from her pocket and started brushing the gold out of her hair. “Let me get changed. You’d better come with me to the Marriott.” “Why?” Annabeth asked. “Because there’s an entrance like that in the hotel basement, where we store our costumes. It’s got the mark of Daedalus.”